The Kerry-Gingrich debate may have been helpful in clarifying methods, but the solution is of course not an either/or matter.  Government, corporations and the marketplace (if we can define it as the place where innovative producers and conscientious consumers find each other) along with citizen involvement in various ways, are all parts of addressing the climate crisis.

"The end of all intelligent analysis is to clear the way for synthesis." H.G. Wells "It's not dark yet, but it's getting there." Bob Dylan